class sun.nio.ch.MembershipKeyImpl extends java.nio.channels.MembershipKey
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: sun.nio.ch.MembershipKeyImpl
  super_class: java.nio.channels.MembershipKey
{
  private final java.nio.channels.MulticastChannel ch;
    descriptor: Ljava/nio/channels/MulticastChannel;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.net.InetAddress group;
    descriptor: Ljava/net/InetAddress;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.net.NetworkInterface interf;
    descriptor: Ljava/net/NetworkInterface;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final java.net.InetAddress source;
    descriptor: Ljava/net/InetAddress;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private volatile boolean valid;
    descriptor: Z
    flags: (0x0042) ACC_PRIVATE, ACC_VOLATILE

  private java.lang.Object stateLock;
    descriptor: Ljava/lang/Object;
    flags: (0x0002) ACC_PRIVATE

  private java.util.HashSet<java.net.InetAddress> blockedSet;
    descriptor: Ljava/util/HashSet;
    flags: (0x0002) ACC_PRIVATE
    Signature: Ljava/util/HashSet<Ljava/net/InetAddress;>;

  private void <init>(java.nio.channels.MulticastChannel, java.net.InetAddress, java.net.NetworkInterface, java.net.InetAddress);
    descriptor: (Ljava/nio/channels/MulticastChannel;Ljava/net/InetAddress;Ljava/net/NetworkInterface;Ljava/net/InetAddress;)V
    flags: (0x0002) ACC_PRIVATE
    Code:
      stack=3, locals=5, args_size=5
        start local 0 // sun.nio.ch.MembershipKeyImpl this
        start local 1 // java.nio.channels.MulticastChannel ch
        start local 2 // java.net.InetAddress group
        start local 3 // java.net.NetworkInterface interf
        start local 4 // java.net.InetAddress source
         0: .line 55
            aload 0 /* this */
            invokespecial java.nio.channels.MembershipKey.<init>:()V
         1: .line 47
            aload 0 /* this */
            iconst_1
            putfield sun.nio.ch.MembershipKeyImpl.valid:Z
         2: .line 50
            aload 0 /* this */
            new java.lang.Object
            dup
            invokespecial java.lang.Object.<init>:()V
            putfield sun.nio.ch.MembershipKeyImpl.stateLock:Ljava/lang/Object;
         3: .line 60
            aload 0 /* this */
            aload 1 /* ch */
            putfield sun.nio.ch.MembershipKeyImpl.ch:Ljava/nio/channels/MulticastChannel;
         4: .line 61
            aload 0 /* this */
            aload 2 /* group */
            putfield sun.nio.ch.MembershipKeyImpl.group:Ljava/net/InetAddress;
         5: .line 62
            aload 0 /* this */
            aload 3 /* interf */
            putfield sun.nio.ch.MembershipKeyImpl.interf:Ljava/net/NetworkInterface;
         6: .line 63
            aload 0 /* this */
            aload 4 /* source */
            putfield sun.nio.ch.MembershipKeyImpl.source:Ljava/net/InetAddress;
         7: .line 64
            return
        end local 4 // java.net.InetAddress source
        end local 3 // java.net.NetworkInterface interf
        end local 2 // java.net.InetAddress group
        end local 1 // java.nio.channels.MulticastChannel ch
        end local 0 // sun.nio.ch.MembershipKeyImpl this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    8     0    this  Lsun/nio/ch/MembershipKeyImpl;
            0    8     1      ch  Ljava/nio/channels/MulticastChannel;
            0    8     2   group  Ljava/net/InetAddress;
            0    8     3  interf  Ljava/net/NetworkInterface;
            0    8     4  source  Ljava/net/InetAddress;
    MethodParameters:
        Name  Flags
      ch      
      group   
      interf  
      source  

  public boolean isValid();
    descriptor: ()Z
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // sun.nio.ch.MembershipKeyImpl this
         0: .line 137
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.valid:Z
            ireturn
        end local 0 // sun.nio.ch.MembershipKeyImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lsun/nio/ch/MembershipKeyImpl;

  void invalidate();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // sun.nio.ch.MembershipKeyImpl this
         0: .line 142
            aload 0 /* this */
            iconst_0
            putfield sun.nio.ch.MembershipKeyImpl.valid:Z
         1: .line 143
            return
        end local 0 // sun.nio.ch.MembershipKeyImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lsun/nio/ch/MembershipKeyImpl;

  public void drop();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=1, args_size=1
        start local 0 // sun.nio.ch.MembershipKeyImpl this
         0: .line 147
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.ch:Ljava/nio/channels/MulticastChannel;
            checkcast sun.nio.ch.DatagramChannelImpl
            aload 0 /* this */
            invokevirtual sun.nio.ch.DatagramChannelImpl.drop:(Lsun/nio/ch/MembershipKeyImpl;)V
         1: .line 148
            return
        end local 0 // sun.nio.ch.MembershipKeyImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    2     0  this  Lsun/nio/ch/MembershipKeyImpl;

  public java.nio.channels.MulticastChannel channel();
    descriptor: ()Ljava/nio/channels/MulticastChannel;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // sun.nio.ch.MembershipKeyImpl this
         0: .line 152
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.ch:Ljava/nio/channels/MulticastChannel;
            areturn
        end local 0 // sun.nio.ch.MembershipKeyImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lsun/nio/ch/MembershipKeyImpl;

  public java.net.InetAddress group();
    descriptor: ()Ljava/net/InetAddress;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // sun.nio.ch.MembershipKeyImpl this
         0: .line 157
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.group:Ljava/net/InetAddress;
            areturn
        end local 0 // sun.nio.ch.MembershipKeyImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lsun/nio/ch/MembershipKeyImpl;

  public java.net.NetworkInterface networkInterface();
    descriptor: ()Ljava/net/NetworkInterface;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // sun.nio.ch.MembershipKeyImpl this
         0: .line 162
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.interf:Ljava/net/NetworkInterface;
            areturn
        end local 0 // sun.nio.ch.MembershipKeyImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lsun/nio/ch/MembershipKeyImpl;

  public java.net.InetAddress sourceAddress();
    descriptor: ()Ljava/net/InetAddress;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // sun.nio.ch.MembershipKeyImpl this
         0: .line 167
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.source:Ljava/net/InetAddress;
            areturn
        end local 0 // sun.nio.ch.MembershipKeyImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lsun/nio/ch/MembershipKeyImpl;

  public java.nio.channels.MembershipKey block(java.net.InetAddress);
    descriptor: (Ljava/net/InetAddress;)Ljava/nio/channels/MembershipKey;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // sun.nio.ch.MembershipKeyImpl this
        start local 1 // java.net.InetAddress toBlock
         0: .line 174
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.source:Ljava/net/InetAddress;
            ifnull 2
         1: .line 175
            new java.lang.IllegalStateException
            dup
            ldc "key is source-specific"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
         2: .line 177
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.stateLock:Ljava/lang/Object;
            dup
            astore 2
            monitorenter
         3: .line 178
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.blockedSet:Ljava/util/HashSet;
            ifnull 6
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.blockedSet:Ljava/util/HashSet;
            aload 1 /* toBlock */
            invokevirtual java.util.HashSet.contains:(Ljava/lang/Object;)Z
            ifeq 6
         4: .line 180
            aload 0 /* this */
            aload 2
            monitorexit
         5: areturn
         6: .line 183
      StackMap locals: java.lang.Object
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.ch:Ljava/nio/channels/MulticastChannel;
            checkcast sun.nio.ch.DatagramChannelImpl
            aload 0 /* this */
            aload 1 /* toBlock */
            invokevirtual sun.nio.ch.DatagramChannelImpl.block:(Lsun/nio/ch/MembershipKeyImpl;Ljava/net/InetAddress;)V
         7: .line 186
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.blockedSet:Ljava/util/HashSet;
            ifnonnull 9
         8: .line 187
            aload 0 /* this */
            new java.util.HashSet
            dup
            invokespecial java.util.HashSet.<init>:()V
            putfield sun.nio.ch.MembershipKeyImpl.blockedSet:Ljava/util/HashSet;
         9: .line 188
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.blockedSet:Ljava/util/HashSet;
            aload 1 /* toBlock */
            invokevirtual java.util.HashSet.add:(Ljava/lang/Object;)Z
            pop
        10: .line 177
            aload 2
            monitorexit
        11: goto 14
      StackMap locals:
      StackMap stack: java.lang.Throwable
        12: aload 2
            monitorexit
        13: athrow
        14: .line 190
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            areturn
        end local 1 // java.net.InetAddress toBlock
        end local 0 // sun.nio.ch.MembershipKeyImpl this
      LocalVariableTable:
        Start  End  Slot     Name  Signature
            0   15     0     this  Lsun/nio/ch/MembershipKeyImpl;
            0   15     1  toBlock  Ljava/net/InetAddress;
      Exception table:
        from    to  target  type
           3     5      12  any
           6    11      12  any
          12    13      12  any
    Exceptions:
      throws java.io.IOException
    MethodParameters:
         Name  Flags
      toBlock  

  public java.nio.channels.MembershipKey unblock(java.net.InetAddress);
    descriptor: (Ljava/net/InetAddress;)Ljava/nio/channels/MembershipKey;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=3, args_size=2
        start local 0 // sun.nio.ch.MembershipKeyImpl this
        start local 1 // java.net.InetAddress toUnblock
         0: .line 195
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.stateLock:Ljava/lang/Object;
            dup
            astore 2
            monitorenter
         1: .line 196
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.blockedSet:Ljava/util/HashSet;
            ifnull 2
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.blockedSet:Ljava/util/HashSet;
            aload 1 /* toUnblock */
            invokevirtual java.util.HashSet.contains:(Ljava/lang/Object;)Z
            ifne 3
         2: .line 197
      StackMap locals: java.lang.Object
      StackMap stack:
            new java.lang.IllegalStateException
            dup
            ldc "not blocked"
            invokespecial java.lang.IllegalStateException.<init>:(Ljava/lang/String;)V
            athrow
         3: .line 199
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.ch:Ljava/nio/channels/MulticastChannel;
            checkcast sun.nio.ch.DatagramChannelImpl
            aload 0 /* this */
            aload 1 /* toUnblock */
            invokevirtual sun.nio.ch.DatagramChannelImpl.unblock:(Lsun/nio/ch/MembershipKeyImpl;Ljava/net/InetAddress;)V
         4: .line 201
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.blockedSet:Ljava/util/HashSet;
            aload 1 /* toUnblock */
            invokevirtual java.util.HashSet.remove:(Ljava/lang/Object;)Z
            pop
         5: .line 195
            aload 2
            monitorexit
         6: goto 9
      StackMap locals:
      StackMap stack: java.lang.Throwable
         7: aload 2
            monitorexit
         8: athrow
         9: .line 203
      StackMap locals:
      StackMap stack:
            aload 0 /* this */
            areturn
        end local 1 // java.net.InetAddress toUnblock
        end local 0 // sun.nio.ch.MembershipKeyImpl this
      LocalVariableTable:
        Start  End  Slot       Name  Signature
            0   10     0       this  Lsun/nio/ch/MembershipKeyImpl;
            0   10     1  toUnblock  Ljava/net/InetAddress;
      Exception table:
        from    to  target  type
           1     6       7  any
           7     8       7  any
    MethodParameters:
           Name  Flags
      toUnblock  

  public java.lang.String toString();
    descriptor: ()Ljava/lang/String;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=3, locals=2, args_size=1
        start local 0 // sun.nio.ch.MembershipKeyImpl this
         0: .line 208
            new java.lang.StringBuilder
            dup
            bipush 64
            invokespecial java.lang.StringBuilder.<init>:(I)V
            astore 1 /* sb */
        start local 1 // java.lang.StringBuilder sb
         1: .line 209
            aload 1 /* sb */
            bipush 60
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            pop
         2: .line 210
            aload 1 /* sb */
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.group:Ljava/net/InetAddress;
            invokevirtual java.net.InetAddress.getHostAddress:()Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
         3: .line 211
            aload 1 /* sb */
            bipush 44
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            pop
         4: .line 212
            aload 1 /* sb */
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.interf:Ljava/net/NetworkInterface;
            invokevirtual java.net.NetworkInterface.getName:()Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
         5: .line 213
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.source:Ljava/net/InetAddress;
            ifnull 8
         6: .line 214
            aload 1 /* sb */
            bipush 44
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            pop
         7: .line 215
            aload 1 /* sb */
            aload 0 /* this */
            getfield sun.nio.ch.MembershipKeyImpl.source:Ljava/net/InetAddress;
            invokevirtual java.net.InetAddress.getHostAddress:()Ljava/lang/String;
            invokevirtual java.lang.StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
            pop
         8: .line 217
      StackMap locals: java.lang.StringBuilder
      StackMap stack:
            aload 1 /* sb */
            bipush 62
            invokevirtual java.lang.StringBuilder.append:(C)Ljava/lang/StringBuilder;
            pop
         9: .line 218
            aload 1 /* sb */
            invokevirtual java.lang.StringBuilder.toString:()Ljava/lang/String;
            areturn
        end local 1 // java.lang.StringBuilder sb
        end local 0 // sun.nio.ch.MembershipKeyImpl this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0   10     0  this  Lsun/nio/ch/MembershipKeyImpl;
            1   10     1    sb  Ljava/lang/StringBuilder;
}
SourceFile: "MembershipKeyImpl.java"
NestMembers:
  sun.nio.ch.MembershipKeyImpl$Type4  sun.nio.ch.MembershipKeyImpl$Type6
InnerClasses:
  Type4 = sun.nio.ch.MembershipKeyImpl$Type4 of sun.nio.ch.MembershipKeyImpl
  Type6 = sun.nio.ch.MembershipKeyImpl$Type6 of sun.nio.ch.MembershipKeyImpl